Ultraviolet-B (UV-B) semiconductor lasers are highly sought for medical, biotechnology, and precision manufacturing applications; however, previous UV-B laser diodes were limited to pulsed operation ...

A new OLED design can stretch dramatically while staying bright, solving a problem that has long limited flexible displays.

A research team has developed a hierarchical-shell perovskite nanocrystal technology that simultaneously overcomes the ...

Now researchers in Japan have reported the world’s first continuous-wave UV-B semiconductor laser diode operating at room temperature on a low-cost sapphire substrate. This breakthrough by researchers ...

Abstract: This study delves into the intricate behaviors of degradation in AlGaN-based UV-C light-emitting diodes (LEDs) undergoing constant current stress and maintaining a constant heat sink ...

Abstract: This research proposes an optical wireless power transmission (OWPT) system utilizing light-emitting diodes (LED) to enable real-time automatic charging for mobile devices. The system ...